/*
 * Copyright 2023 Haulmont.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.jmix.chartsflowui.component.serialization;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.SerializerProvider;
import io.jmix.chartsflowui.kit.component.model.DataSet;
import io.jmix.chartsflowui.kit.data.chart.ChartItems;
import io.jmix.chartsflowui.kit.data.chart.DataItem;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import java.io.IOException;
import java.util.function.Function;

@SuppressWarnings("rawtypes")
@Component("charts_DataSetSourceSerializer")
@Scope(BeanDefinition.SCOPE_PROTOTYPE)
public class DataSetSourceSerializer extends AbstractDataSerializer<DataSet.Source> {

    public DataSetSourceSerializer(Function<DataItem, String> itemKeyMapper) {
        super(DataSet.Source.class, itemKeyMapper);
    }

    @SuppressWarnings("unchecked")
    @Override
    public void serializeNonNullValue(DataSet.Source value, JsonGenerator gen, SerializerProvider provider)
            throws IOException {
        if (value.getDataProvider() instanceof ChartItems chartItems) {
            gen.writeStartArray();
            for (Object item : chartItems.getItems()) {
                serializeDataItem((DataItem) item, gen, provider, value.getCategoryField(), value.getValueFields());
            }
            gen.writeEndArray();
        }
    }
}
